The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 06, 1985
Filed:
Nov. 07, 1983
Applicant:
Inventors:
Jiang-Jen Lin, Round Rock, TX (US);
Walter H Brader, Jr, Austin, TX (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568454 ; 568909 ;
Abstract
A process is disclosed for the preparation of acrylic acid precursors by a hydroformylation process which comprises reacting a vinyl ether with carbon monoxide and hydrogen in the presence of a catalyst comprising a rhodium carbonyl compound and a phosphine ligand at a mild temperature and pressure until there is substantial formation of the intermediate 2- and 3-ethoxypropanals, followed by oxidation of said aldehydes and pyrolysis to said acrylic acid.